Figure 2From: Genetic alterations in pancreatic carcinomaInterplay of the major genetic alteration in pancreatic carcinoma with the cell cycle. All four major genetic alteration, K-RAS, INK4a, TP53 and the TGF-β/SMAD4 tumor suppressor pathway, observed in pancreatic carcinoma, regulate directly or indirectly G1 progression, leading to E2F dependent S phase entry.Back to article page